Beamtime session: HC-6093
Data file name: Online_analysis_EuLSCO_26_1_B_big_CDW_25K_andor1.spec
Sample: Eu_LSCO p=0.26
Polarization: LV
Temperature: 25 K
counting time of each spectrum: 1200 seconds
resolution: 0.052 eV
Beamtime session: HC-6093
Data file name: Online_analysis_EuLSCO_26_1_B_big_CDW_25K_andor1.spec
Sample: Eu_LSCO p=0.26
Polarization: LV
Temperature: 25 K
counting time of each spectrum: 1200 seconds
resolution: 0.052 eV
The model is a sum of three Gaussian functions:
where $\sigma_1 = \frac{\text{FWHM}_1}{2\sqrt{2\ln(2)}}$
where $\sigma_2 = \frac{\text{FWHM}_2}{2\sqrt{2\ln(2)}}$
where $\sigma_3 = \frac{\text{FWHM}_3}{2\sqrt{2\ln(2)}}$
Below are the constraints for the parameters:
| Parameter | Value |
|---|---|
| x0_1 | [-0.100, 0.100] eV |
| A_1 | [0, 10] a.u. |
| res_1 | [0.052, 0.062] eV |
| x0_2 | [0.000, 0.200] eV |
| A_2 | [0, 10] a.u. |
| res_2 | [0.052, 0.062] eV |
| x0_3 | [0.060, 0.600] eV |
| A_3 | [0, 10] a.u. |
| res_3 | [0, 10] eV |
The Model 1: 3 Gaussians fit results
The Model 1: 3 Gaussians phonon dispersion
The Model 1: 3 Gaussians phonon intensities
The model is a sum of four Gaussian functions:
Note: The elastic peak center is a free parameter constrained between -0.01 and +0.01 eV, with resolution fixed at 0.052 eV. The resolution (FWHM) for both phonon peaks is also fixed at 0.052 eV, while the magnon peak resolution remains a fitted parameter.
Below are the constraints for the parameters:
| Parameter | Value |
|---|---|
| x0_1 | [-0.010, 0.010] eV |
| A_1 | [0, 10] a.u. |
| x0_2 | [0.000, 0.050] eV |
| A_2 | [0.000, 0.300] a.u. |
| x0_3 | [0.060, 0.100] eV |
| A_3 | [0, 10] a.u. |
| x0_4 | [0.100, 0.600] eV |
| A_4 | [0, 10] a.u. |
| res_4 | [0, 10] eV |
The Model 2: 4 Gaussians (Fixed Resolution) fit results
The Model 2: 4 Gaussians (Fixed Resolution) phonon dispersion
The Model 2: 4 Gaussians (Fixed Resolution) phonon intensities
The model is a sum of two Gaussian functions and one convolved DHO function:
The magnon peak is modeled using a damped harmonic oscillator (DHO) function convolved with a Gaussian resolution function.
Below are the constraints for the parameters:
| Parameter | Value |
|---|---|
| x0_1 | [-0.100, 0.100] eV |
| A_1 | [0, 10] a.u. |
| res_1 | [0.052, 0.062] eV |
| x0_2 | [0.000, 0.200] eV |
| A_2 | [0, 10] a.u. |
| res_2 | [0.052, 0.062] eV |
| x0_3 | [0.060, 0.600] eV |
| A_3 | [0, 10] a.u. |
| res_3 | [0, 10] eV |
The Model 3: 2 Gaussians + DHO fit results
The Model 3: 2 Gaussians + DHO phonon dispersion
The Model 3: 2 Gaussians + DHO phonon intensities
The model is a sum of three Gaussian functions and one convolved DHO function:
Note: The elastic peak center is a free parameter constrained between -0.01 and +0.01 eV, with resolution fixed at 0.052 eV. The resolution (FWHM) for both phonon peaks is also fixed at 0.052 eV. The DHO function is convolved with a Gaussian resolution function fixed at 0.052 eV.
Below are the constraints for the parameters:
| Parameter | Value |
|---|---|
| x0_1 | [-0.010, 0.010] eV |
| A_1 | [0, 10] a.u. |
| x0_2 | [0.000, 0.055] eV |
| A_2 | [0.000, 0.350] a.u. |
| x0_3 | [0.060, 0.100] eV |
| A_3 | [0, 10] a.u. |
| x0_4 | [0.100, 0.600] eV |
| A_4 | [0, 10] a.u. |
| res_4 | [0, 10] eV |
The Model 4: 3 Gaussians + DHO (Fixed Resolution) fit results
The Model 4: 3 Gaussians + DHO (Fixed Resolution) phonon dispersion
The Model 4: 3 Gaussians + DHO (Fixed Resolution) phonon intensities